class Person():
    def __init__(self,name,age,height):
        self.name=name
        self.age=age
        self.height=height
    
    def introduce(self):
        print("我是%s，今年%s岁，身高是%s"%(self.name,self.age,self.height))
        
p1=Person("Zhangsan",18,1.78)
p1.introduce()